Stony Pond
Essex County, New York65 acresView mapDirections
No nutrient or algae sampling on record from NY DEC for this lake.
- Impaired · pH / acidity
- 23 ft max depth
Stony Pond in Essex County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 23 ft. Surface area: 65 acres.
Stony Pond is a 65-acre lake in Essex County, New York with a maximum depth of 23 feet (7-foot average).
Source: EPA Water Quality Portal sampling records, NYSDEC. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Stony Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for pH / acidity. Check local advisories before you swim.
Whether Stony Pond is safe to swim in today is a call for the New York Department of Environmental Conservation and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Stony Pond
These are the measurements NY DEC publishes for Stony Pond, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. TSI undefined.
Ask about Stony Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
23 ft
Average depth
6.6 ft
Surface area
65 acres
Shoreline
4 mi
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Fishing Stony Pond
EPA Impairment Status
Stony Pond is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).
Causes of impairment
Designated uses not supporting: Aquatic life.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit NY1104-0018 · Official waterbody report
Nearby Lakes in Essex County
Frequently asked questions about Stony Pond
Where is Stony Pond?
- Stony Pond is a lake in Essex County, New York. Its water-quality measurements are published by NY DEC and shown on this page as reported.
What is the water quality of Stony Pond?
- Stony Pond in Essex County, New York has water-quality measurements published by NY DEC, shown here as reported. Maximum depth: 23 ft. Surface area: 65 acres.
Is Stony Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Stony Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for pH / acidity. Check local advisories before you swim.
How deep is Stony Pond?
- Stony Pond has a maximum depth of 23 feet and an average depth of 6.6 feet. The lake covers 65 acres.
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Where this data comes from
Measurements for Stony Pond come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database